| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 1594.99 | USD | 20251124 |
| Qingdao Shengze Chem | China national standards | MT | 1594.99 | USD | 20251124 |
| Shandong Yushuo Chem | China national standards | MT | 1609.1 | USD | 20251124 |
| Shandong Yushuo Chem | China national standards | MT | 1566.76 | USD | 20251124 |
| Nantong Zhonghe Chem | China national standards | MT | 1580.87 | USD | 20251124 |
| Shandong Shuojia Chem | China national standards | MT | 1566.76 | USD | 20251124 |
| Shandong Jinshenrun Chem | China national standards | MT | 1580.87 | USD | 20251124 |
| Qingdao Shengze Chem | China national standards | MT | 1594.99 | USD | 20251124 |
| Shandong Haili Chem | China national standards | MT | 1736.14 | USD | 20251124 |
| Shandong Yushuo Chem | China national standards | MT | 1609.1 | USD | 20251124 |